Vehicle for a roller coaster



FIG. 1 is a front elevational view of a vehicle of roller coaster showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a perspective view thereof. 

The ornamental design for a vehicle for a roller coaster, as shown. 